Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 6.03
Milk (kg) -241.00 -0.014 3.37
Fat (kg) -0.85 -0.375 0.32
Prot (kg) -5.30 -0.441 2.34
Fertility Sub Index 1.67
Calving Interval (days) 0.57 -1.459 -0.83
Survival (%) 2.24 1.117 2.50
Calving Sub Index 3.04
Gestation Length (days) -3.31 -0.919 3.04
Beef Sub Index 3.75
Carcass Weight (kg) -11.90 -0.528 6.28
Age of Slaughter (days) 5.86 -0.432 -2.53
Maintenance Sub Index Maint. Sub Index 9.84
Live WT (kg) -32.10 -0.307 9.84
Total Carbon Sub Index 24.34

* Based on an €80/tonne carbon price